# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=gdb
pkgver=12.1
pkgrel=1
pkgdesc="The GNU Debugger"
url="https://www.gnu.org/software/gdb/"
arch="all"
license="GPL-3.0-or-later LGPL-3.0-or-later"
makedepends="ncurses-dev expat-dev texinfo readline-dev python3-dev
	zlib-dev autoconf automake libtool linux-headers perl gmp-dev"
options="!check"
[ "$CARCH" = "riscv64" ] && options="$options textrels"
subpackages="$pkgname-doc $pkgname-multiarch"
source="https://ftp.gnu.org/gnu/gdb/gdb-$pkgver.tar.xz
	s390x-use-elf-gdb_fpregset_t.patch
	ppc-musl.patch
	ppc-ptregs.patch
	musl-signals.patch
	"

prepare() {
	default_prepare
	mkdir -p "$builddir"/vanilla "$builddir"/multiarch
}

build() {
	local _config="
		--build=$CBUILD
		--host=$CHOST
		--prefix=/usr
		--target=$CTARGET
		--with-build-sysroot=$CBUILDROOT
		--with-python=/usr/bin/python3
		--disable-nls
		--disable-werror
		--mandir=/usr/share/man
		--infodir=/usr/share/info"

	# use system readline if not cross compiling
	[ "$CBUILD" = "$CHOST" ] && _config="$_config --with-system-readline"

	# use system zlib if not cross compiling
	[ "$CBUILD" = "$CHOST" ] && _config="$_config --with-system-zlib"

	# avoid generation of mangled and non-mangled objects on ppc64
	[ "$CARCH" = ppc64le ] && _config="$_config --enable-build-with-cxx=no"

	cd "$builddir"/vanilla
	../configure $_config
	make

	# XXX: As of GDB 12.1, --enable-targets=all is broken on 32-bit targets.
	#
	# See: https://sourceware.org/pipermail/gdb-patches/2022-May/189227.html
	cd "$builddir"/multiarch
	case "$CARCH" in
	arm*|x86) ../configure $_config \
		--disable-sim \
		--enable-64-bit-bfd \
		--enable-targets=all ;;
	*) ../configure $_config --enable-targets=all ;;
	esac
	make
}

package() {
	cd "$builddir"/vanilla
	make DESTDIR="$pkgdir" install

	# resolve conflict with binutils-doc
	rm -f "$pkgdir"/usr/share/info/bfd.info
	rm -f "$pkgdir"/usr/share/info/ctf-spec.info
	rm -f "$pkgdir"/usr/share/info/dir

	# those are provided by binutils
	rm -rf "$pkgdir"/usr/include
	rm -rf "$pkgdir"/usr/lib
}

multiarch() {
	depends="$pkgname"
	pkgdesc="The GNU Debugger for all supported architectures"

	install -Dm755 "$builddir"/multiarch/gdb/gdb \
		"$subpkgdir"/usr/bin/gdb-multiarch
}

sha512sums="
425568d2e84672177d0fb87b1ad7daafdde097648d605e30cf0656970f66adc6a82ca2d83375ea4be583e9683a340e5bfdf5819668ddf66728200141ae50ff2d  gdb-12.1.tar.xz
70e7d04e4d72461436da503b5bfa370c5779e03245c521f30e9779d5ff37dbb2d708b05f2afb27f43ad9defc44df4bd979d72f777e744851fdbf156295e1cc9f  s390x-use-elf-gdb_fpregset_t.patch
04911f87904b62dd7662435f9182b20485afb29ddb3d6398a9d31fef13495f7b70639c77fdae3a40e2775e270d7cd40d0cfd7ddf832372b506808d33c8301e01  ppc-musl.patch
ab554899bbb2aa98261fd1b6beb4a71ed7c713a714bddd3fa7ec875258e39bd5474dc96a11accb4dadd316f3834f215e8395d3b373bf3affd122dc5b4a8fe710  ppc-ptregs.patch
58aacc7cdc119eab729a3c5a5521f6a0db41c6a5bc2d09d6e32cbdd071d85dd1a31b5e6559616f8da1237c5b79ad9e04aab485211e957b4d1ca752c0c5ad660b  musl-signals.patch
"
